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<title>GPIO</title>
</head><body>gpio_free(IO);<br/>
rk30_mux_api_set("WL_EN", SIM51X_WL_EN);<br/>
ret = gpio_request(SIM51X_WL_EN, "WL_EN");<br/>
ret = gpio_direction_output(SIM51X_WL_EN, GPIO_LOW);<br/>
gpio_set_value(SIM51X_WL_EN, GPIO_LOW);</body></html>